World
China Covid-19 vaccine dose over 95% effective vs ICU admission – study

CONVIDECIA, a vaccine produced by Chinese manufacturer CanSino Biologics, showed a 95.35-percent efficacy rate in preventing intensive care unit admission 28 days after one shot in administrated to a person, a study conducted in Chile found.

The efficacy was similar to the 96.56-percent rate for two doses of Pfizer's mRNA vaccine after 14 days and higher than the 86.88-percent rate of two shots of inactivated vaccines after two weeks, according to a statement released by the company on Monday.

This July 12, 2021 file photo shows a medical worker preparing a dose of a Covid-19 vaccine at a vaccination site in Quito, Ecuador. XINHUA PHOTO